Mapas de la Vía Láctea

Muddy Creek in Edgewater, Maryland is the site of a major makeover. The land around the stream has worn down. Find out what caused Muddy Creek to erode, and the many steps involved in saving it. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process, from the initial research and brainstorming sessions, through the design and testing ...

Fiel a su cita, llega una nueva entrega de Los chistes más morrocotudos de Geronimo Stilton. En este caso, Geronimo y compañía han recopilado los mejores chistes sobre animales: más de 500 chistes nuevos para partirse de risa... palabra de Stilton, Geronimo Stilton. ¡No te los puedes perder!

¿Por qué los judíos son objeto de un odio particular?¿Cuándo apareció el antisemitismo? ¿Quiénes son los sabios de Sion? ¿Por qué Hitler detestaba a los judíos? ¿Existe un “negocio de la Shoah”? ¿El antisionismo es antisemitismo? Este libro no duda en hacer las preguntas más perturbadoras. Desarma con claridad y tranquilidad las ideas falsas, las trampas y las teorías del complot. Una guía indispensable para comprender las raíces del antisemitismo y reflexionar acerca de su actualidad.

The Underground Railroad was the massive effort by slaves and free people to secretly bring thousands of blacks to freedom in the North during the 19th century. This thought-provoking book will capture readers’ imaginations and fill them with awe for the brave “conductors” and “passengers” on the Railroad. They’ll learn about the many safe havens, called “depots,” that housed fugitives and the secret passages within them that hid slaves from their pursuers. Information about the American Civil War and the Fugitive Slave Act, biographies of figures vital to the Underground Railroad,...

A lot of what many people know about the native groups in the northeastern part of North America comes from colonial history. The Wampanoag met the Puritans as they made their home at Plymouth. The Powhatan group of the Algonquin people had a large role in the history of the Jamestown Settlement in Virginia. However, the history of the native groups living in modern New York, Massachusetts, Ohio, Pennsylvania, Maine, and northern Virginia began long before European settlement! Readers meet several individual groups of native peoples and explore the distinguishing features of northeastern...